Write ac program to implement the strlen function

Note: Below function only to understand the working of strlen. There is a lot of scenarios that are not handled in this function. You can handle the scenario as your requirement and if possible then use the standard strlen function library function. You can also implement your own version of the strlen function in a single line using the help of for loop.

Skip to content. You can see the above example code it only counts the character just before the null character. The behavior is undefined if there is no null character in the character array pointed to by s.

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Saturday, July 7, Write a C program to implement the strlen function. The prototype of the strlen function is In C language, an array of characters is known as a string. Consider the following example to declare a string :. This statement declares a strings array with 50 characters.

This will return length of the string 9 which is assigned to an integer variable n. When two character strings are joined, it is referred as concatenation of strings.